Table 87. Low-voltage ride-through protection (LVRTPTUV) main settings
Parameter Function Value (Range) Step
Voltage start value LVRTPTUV 0.05...1.20 × U
n
0.01
Num of start phases LVRTPTUV 4 = Exactly 1 of 3
5 = Exactly 2 of 3
6 = Exactly 3 of 3
-
Voltage selection LVRTPTUV 1 = Highest Ph-to-E
2 = Lowest Ph-to-E
3 = Highest Ph-to-Ph
4 = Lowest Ph-to-Ph
5 = Positive Seq
-
Active coordinates LVRTPTUV 1...10 1
Voltage level 1 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 2 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 3 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 4 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 5 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 6 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 7 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 8 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 9 LVRTPTUV 0.00...1.20 ms 0.01
Voltage level 10 LVRTPTUV 0.00...1.20 ms 0.01
Recovery time 1 LVRTPTUV 0...300000 ms 1
Recovery time 2 LVRTPTUV 0...300000 ms 1
Recovery time 3 LVRTPTUV 0...300000 ms 1
Recovery time 4 LVRTPTUV 0...300000 ms 1
Recovery time 5 LVRTPTUV 0...300000 ms 1
Recovery time 6 LVRTPTUV 0...300000 ms 1
Recovery time 7 LVRTPTUV 0...300000 ms 1
Recovery time 8 LVRTPTUV 0...300000 ms 1
Recovery time 9 LVRTPTUV 0...300000 ms 1
Recovery time 10 LVRTPTUV 0...300000 ms 1
Table 88. Voltage vector shift protection (VVSPPAM)
Characteristic
Value
Operation accuracy Depending on the frequency of the measured voltage:
f
n
±1 Hz
±1°
Operate time
1)2)
Typically 53 ms
1) f
n
= 50 Hz, results based on statistical distribution of 1000 measurements
2) Includes the delay of the signal output contact
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